208097883

素因数分解:

$3^3\times 7^1\times {\mathrm{97}}^1\times {\mathrm{11351}}^1$

素因数の和:11464

約数の個数: 32

約数和(自身を含む): 355998720

約数和(自身を除く): 147900837

約数列:

[1, 3, 7, 9, 21, 27, 63, 97, 189, 291, 679, 873, 2037, 2619, 6111, 11351, 18333, 34053, 79457, 102159, 238371, 306477, 715113, 1101047, 2145339, 3303141, 7707329, 9909423, 23121987, 29728269, 69365961, 208097883]

約数ペア:

[(1, 208097883), (3, 69365961), (7, 29728269), (9, 23121987), (21, 9909423), (27, 7707329), (63, 3303141), (97, 2145339), (189, 1101047), (291, 715113), (679, 306477), (873, 238371), (2037, 102159), (2619, 79457), (6111, 34053), (11351, 18333)]